Home / 1,132,153.42-1,698,247.41-290,686.54

Finding the Fourth Proportional to 1,132,153.42, 1,698,247.41 and 290,686.54

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Solution

The fourth proportional to 1,132,153.42, 1,698,247.41 and 290,686.54 is: 436,034.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,153.42 : 1,698,247.41 = 290,686.54 : x
  2. Step 2: Convert to fraction form
    1,132,153.42/1,698,247.41 = 290,686.54/x
  3. Step 3: Cross multiply
    1,132,153.42x = 1,698,247.41 × 290,686.54
  4. Step 4: Simplify right side
    1,132,153.42x = 493,657,663,676.86
  5. Step 5: Solve for x
    x = 493,657,663,676.86/1,132,153.42
  6. Step 6: Final answer
    x = 436,034.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.